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Pa2FeF11

Alexandria ALEX

Alex-ID: agm019016809 · Space group: C2/c (#15)

Basic Information

Formula
Pa2FeF11
Alex-ID
agm019016809
Elements
3
Sites
28
Space group
C2/c (#15)
Crystal system
monoclinic
Volume
472.92
ų
Cell a
8.2754
Å
Cell b
8.2754
Å
Cell c
10.1089
Å
α angle
56.31
°
β angle
123.69
°
γ angle
114.81
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pa2FeF11
Pa
4.00 · 14.3%
Fe
2.00 · 7.1%
F
22.00 · 78.6%

Energy & Stability

Energy above hull
0.0125
eV/atom
Formation energy
-3.8729
eV/atom
Corrected total energy
-194.6148
eV
Raw total energy
-189.1487
eV

Electronic Structure

Indirect band gap
0.1017
eV
Direct band gap
0.1017
eV
DOS at Fermi level
11.5984
Total magnetisation
10.0072
μB

Additional Information

Prototype ID

AB2C11_1_spg72

Decomposition

Pa2F9 FeF2

Computed at

2024-12-10 19:10:40

Citation

Alexandria website
https://alexandria.icams.rub.de/
Attribution

The crystal structure and related material properties of this entry were obtained from the Alexandria database (Alex-ID: agm019016809).

Reference

Th. Cavignac, J. Schmidt, P.-P. De Breuck, A. Loew, T. F. T. Cerqueira, H.-C. Wang, A. Bochkarev, Y. Lysogorskiy, A. H. Romero, R. Drautz, S. Botti and M. A. L. Marques. AI-Driven expansion and application of the Alexandria database. J. Phys. Mater. 9, 025014 (2026). https://doi.org/10.1088/2515-7639/ae6620

BibTeX
@article{Cavignac2026Alexandria,
  author  = {Cavignac, Th{\'e}o and Schmidt, Jonathan and De Breuck, Pierre-Paul and Loew, Antoine
             and Cerqueira, Tiago F. T. and Wang, Hai-Chen and Bochkarev, Anton
             and Lysogorskiy, Yury and Romero, Aldo H. and Drautz, Ralf and Botti, Silvana
             and Marques, Miguel A. L.},
  title   = {{AI}-Driven expansion and application of the {A}lexandria database},
  journal = {Journal of Physics: Materials},
  year    = {2026},
  volume  = {9},
  number  = {2},
  pages   = {025014},
  doi     = {10.1088/2515-7639/ae6620},
  url     = {https://doi.org/10.1088/2515-7639/ae6620}
}

3D Crystal Structure Rendering

Loading 3D structure…

Style: Ball & Stick
Raw CIF Data
# CIF generated by HEAS from Alexandria entry agm019016809
data_agm019016809
_cell_length_a     8.27538
_cell_length_b     8.27538
_cell_length_c     10.10893
_cell_angle_alpha  56.30584
_cell_angle_beta   123.69416
_cell_angle_gamma  114.81346
_cell_volume       472.92074
_symmetry_space_group_name_H-M 'P 1'
_symmetry_Int_Tables_number 1
loop_
_symmetry_equiv_pos_as_xyz
  'x, y, z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
  Pa1 Pa 0.62056 0.10294 0.80305 1.00000
  Pa2 Pa 0.37944 0.89706 0.19695 1.00000
  Pa3 Pa 0.89706 0.37944 0.30305 1.00000
  Pa4 Pa 0.10294 0.62056 0.69695 1.00000
  Fe1 Fe 0.33861 0.33861 0.25000 1.00000
  Fe2 Fe 0.66139 0.66139 0.75000 1.00000
  F1 F 0.84432 0.97657 0.04326 1.00000
  F2 F 0.15568 0.02343 0.95674 1.00000
  F3 F 0.38881 0.63185 0.20139 1.00000
  F4 F 0.63185 0.38881 0.29861 1.00000
  F5 F 0.61119 0.36815 0.79861 1.00000
  F6 F 0.36815 0.61119 0.70139 1.00000
  F7 F 0.97657 0.84432 0.45674 1.00000
  F8 F 0.02343 0.15568 0.54326 1.00000
  F9 F 0.50000 0.00000 0.00000 1.00000
  F10 F 0.00000 0.50000 0.50000 1.00000
  F11 F 0.86575 0.33372 0.73428 1.00000
  F12 F 0.13425 0.66628 0.26572 1.00000
  F13 F 0.66628 0.13425 0.23428 1.00000
  F14 F 0.33372 0.86575 0.76572 1.00000
  F15 F 0.67103 0.93304 0.72343 1.00000
  F16 F 0.32897 0.06696 0.27657 1.00000
  F17 F 0.56426 0.75443 0.47703 1.00000
  F18 F 0.75443 0.56426 0.02297 1.00000
  F19 F 0.43574 0.24557 0.52297 1.00000
  F20 F 0.24557 0.43574 0.97703 1.00000
  F21 F 0.93304 0.67103 0.77657 1.00000
  F22 F 0.06696 0.32897 0.22343 1.00000
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